JANICE H. LAURENCE is a Senior Scientist with the Human Resources Research Organization (HumRRO), where she does research on military personnel enlistment, assignment, performance, and retention. She has authored or co-authored three books and more than 40 technical reports, monographs, and papers pertaining to problems of military manpower and policy analysis.PETER F. RAMSBERGER is also a Senior Scientist with HumRRO, where his professional interests range from survey research to instructional design. He has directed studies of youth in military service and has designed award-winning interactive videodisc training programs. His work is documented in two books and a number of technical reports, papers, journal articles, and presentations.